107 entries under basic topic. ×

1
innate(material, natural, absolute, fundamental)
1
live(material, natural, living, functional)
1
living(material, natural, functional, nuclear)
1
meat-and-potatoes(adjective, important, significant, original, essential)
1
needful(adjective, significant, original, essential)
1
nitty-gritty(adjective, original, absolute, fundamental)
1
nub(adjective, original, absolute, fundamental)
1
nuclear(material, important, significant, natural)
1
plasmic(material, natural, living, functional)
1
root(adjective, original, fundamental, primary)
1
structural(material, important, natural, original)
1
substratal(adjective, important, significant, original, essential)
1
substrative(adjective, important, significant, original, essential)
1
supporting(adjective, important, significant, original, essential)
1
sustaining(adjective, important, significant, original, essential)
1
theoretical(adjective, important, significant, original, essential)
0
amoebic(material, natural, living, functional)
0
all-important(adjective, significant, essential, vital)
0
binding(adjective, significant, essential, vital)
0
bottom line(expression, important, significant, essential)
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APASmart Define. (2016). prime thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/prime/thesaurus/synonyms
ChicagoSmart Define. 2016. "prime thesaurus" https://smartdefine.org/prime/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, prime thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/prime/thesaurus/synonyms>.
MLASmart Define. "prime thesaurus" 29 March 2016. Web. 20 September 2026. <https://smartdefine.org/prime/thesaurus/synonyms>